.w2 {
  width: 100%;
}
::selection {
  background-color: transparent;
}
/* 导航 */
nav {
  width: 1300px;
  margin: 0 auto;
  height: 120px;
}
nav h1 {
  width: 170px;
  height: 120px;
  display: inline-block;
}
nav h1 a {
  display: block;
  width: 170px;
  height: 120px;
}
.navbar-expand-lg .navbar-nav .dropdown-menu {
  z-index: 9999;
}
nav h1 a img {
  width: 100%;
  margin: 20px;
}
.navbar > .container,
.navbar > .container-fluid,
.navbar > .container-lg,
.navbar > .container-md,
.navbar > .container-sm,
.navbar > .container-xl,
.navbar > .container-xxl {
  justify-content: space-between;
}

section {
  width: 1300px;
  margin: 0 auto;
  height: auto;
  background-color: rgb(245, 245, 245);
  overflow: hidden;
}
.container .clickItem {
  position: relative;
  padding-top: 50px;
  height: auto;
  width: 1200px;
  background-color: #fff;
  margin: 0 auto;
  /* overflow: hidden; */
}
.container .clickItem .mid_box {
  margin-left: 50px;
  width: 400px;
  height: 400px;
  position: relative;
  border: 1px solid #e3e3e3;
}
.container .clickItem .mid_box img {
  width: 100%;
  height: 100%;
}
.container .clickItem .mid_box .layer {
  width: 200px;
  height: 200px;
  background-color: rgba(0, 0, 0, 0.3);
  position: absolute;
  top: 0;
  left: 0;
  cursor: move;
  display: none;
}
/* 
.container .clickItem .small_box {
  width: 80px;
  height: 400px;
  position: relative;
  top: -400px;
  left: 425px;
  list-style: none;
  padding: 8px;
}

.container .clickItem .small_box li {
  float: left;
  width: 64px;
  height: 64px;
  margin-bottom: 15px;
  cursor: pointer;
}
.container .clickItem .small_box li:hover {
  border: 2px solid #27ba9b;
}
.container .clickItem .small_box li img {
  width: 100%;
  height: 100%;
} */

.container .clickItem .big_box {
  position: absolute;
  z-index: 99;
  left: 500px;
  top: 50px;
  width: 400px;
  height: 400px;
  border: 1px solid #e3e3e3;
  overflow: hidden;
  display: none;
  float: left;
}
.container .clickItem .big_box img {
  position: absolute;
}

.container .clickItem .desc {
  width: 500px;
  height: 400px;
  float: left;
  /* background-color: pink; */
  position: absolute;
  top: 50px;
  left: 500px;
}
.container .clickItem .desc h3 {
  width: 500px;
  padding: 0 10px;
  height: 30px;
  line-height: 30px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 26px;
  margin: 20px 0;
}
.container .clickItem .desc .current_price {
  width: 500px;
  font-size: 30px;
  padding: 0 10px;
  color: red;
  margin-bottom: 10px;
}
.container .clickItem .desc .price {
  font-size: 20px;
  text-decoration: line-through;
  color: #454141a5;
}
.container .clickItem .desc .mask {
  height: 120px;
  width: 500px;
  background-color: #e5e5e5;
  overflow: hidden;
}
.container .clickItem .desc .mask dl {
  width: 500px;
  height: 30px;
  margin: 10px 0;
}
.container .clickItem .desc .mask dt {
  color: #454141a5;
  padding-left: 10px;

  font-size: 14px;
  float: left;
}
.container .clickItem .desc .mask dd {
  float: left;
  padding-left: 10px;

  font-size: 14px;
}
.container .clickItem .desc .num {
  height: 40px;
  width: 500px;
  padding-left: 20px;
  font-size: 16px;
  margin: 10px 0;
}
.container .clickItem .desc .num .cart_number {
  vertical-align: middle;
  height: 32px;
  width: 60px;
  background-color: rgb(248, 249, 250);
  text-align: center;
  border: 1px solid;
  border-radius: 4px;
}
.container .clickItem .desc .num button:first-child {
  margin-left: 20px;
}
.container .clickItem .desc .num .numbers {
  vertical-align: middle;
  margin-left: 20px;
  display: inline-block;
  width: 100px;
  height: 30px;
  text-align: center;
  border: 1px solid;
  line-height: 30px;
}
.container .clickItem .desc .inCar {
  width: 200px;
  margin-left: 50px;
  margin-top: 20px;
}
.similarRec {
  width: 100%;
  height: 400px;
  /* background-color: orange; */
  overflow: hidden;
}
.container .clickItem .goods_introduce {
  width: 800px;
  height: 8070;
  margin: 0 auto;
  cursor: pointer;
  overflow: hidden;
}
.container .clickItem .goods_introduce .lazyimg {
  width: 600px;
  margin: 0 auto;
  height: auto;
  overflow: hidden;
}
.container .clickItem .goods_introduce img {
  width: 600px;
  height: auto;
}
.clearfix::after {
  visibility: hidden;
  clear: both;
  display: block;
  content: ".";
  height: 0;
}
.similarRec h4 {
  padding-left: 20px;
  width: 100%;
  height: 40px;
  line-height: 40px;
  margin: 20px 0;
}

.box-panel {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}
.box-panel .box-item {
  /* margin: 0 10px; */
  display: block;
  width: 220px;
  height: 300px;
  display: flex;
  position: relative;
  flex-direction: column;
  align-items: center;
  background-color: #fff;
  margin-bottom: 20px;
  padding: 0 10px;
  cursor: pointer;
  transition: all 0.3s ease-in-out;
}

.box-panel .box-item:hover {
  transform: translate3d(0, -3px, 0);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);
}
.box-panel .box-item .is_hot {
  position: absolute;
  top: -12px;
  left: -12px;
  width: 30px;
  height: 20px;
  font-size: 12px;
  text-align: center;
  color: #fff;
  background-color: red;
  border-radius: 8px;
  border: 1px solid;
}
.box-panel .box-item .is_sale {
  position: absolute;
  top: -12px;
  right: 20px;
  width: 30px;
  height: 20px;
  font-size: 12px;
  text-align: center;
  color: #fff;
  background-color: red;
  border-radius: 8px;
  border: 1px solid;
}
.box-panel .box-item img {
  width: 200px;
  height: 200px;
  margin-bottom: 20px;
}
.box-panel .box-item .title {
  text-align: center;
  color: #b0b0b0;
  width: 200px;
  height: 50px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2; /* 设置显示的行数 */
  -webkit-box-orient: vertical;
  text-overflow: ellipsis;
}
.box-panel .box-item .price {
  /* 文字横线 */
  text-decoration: line-through;
  color: #b0b0b0;
  font-size: 14px;
}
.box-panel .box-item .current_price {
  color: red;
  font-size: 18px;
}
